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#ifndef OPENCV_CUDA_TYPE_TRAITS_DETAIL_HPP
#define OPENCV_CUDA_TYPE_TRAITS_DETAIL_HPP

#include "../common.hpp"
#include "../vec_traits.hpp"

//! @cond IGNORED

namespace cv {
    namespace cuda {
        namespace device {
            namespace type_traits_detail {
                template<bool, typename T1, typename T2>
                struct Select {
                    typedef T1 type;
                };
                template<typename T1, typename T2>
                struct Select<false, T1, T2> {
                    typedef T2 type;
                };

                template<typename T>
                struct IsSignedIntergral {
                    enum {
                        value = 0
                    };
                };
                template<>
                struct IsSignedIntergral<schar> {
                    enum {
                        value = 1
                    };
                };
                template<>
                struct IsSignedIntergral<char1> {
                    enum {
                        value = 1
                    };
                };
                template<>
                struct IsSignedIntergral<short> {
                    enum {
                        value = 1
                    };
                };
                template<>
                struct IsSignedIntergral<short1> {
                    enum {
                        value = 1
                    };
                };
                template<>
                struct IsSignedIntergral<int> {
                    enum {
                        value = 1
                    };
                };
                template<>
                struct IsSignedIntergral<int1> {
                    enum {
                        value = 1
                    };
                };

                template<typename T>
                struct IsUnsignedIntegral {
                    enum {
                        value = 0
                    };
                };
                template<>
                struct IsUnsignedIntegral<uchar> {
                    enum {
                        value = 1
                    };
                };
                template<>
                struct IsUnsignedIntegral<uchar1> {
                    enum {
                        value = 1
                    };
                };
                template<>
                struct IsUnsignedIntegral<ushort> {
                    enum {
                        value = 1
                    };
                };
                template<>
                struct IsUnsignedIntegral<ushort1> {
                    enum {
                        value = 1
                    };
                };
                template<>
                struct IsUnsignedIntegral<uint> {
                    enum {
                        value = 1
                    };
                };
                template<>
                struct IsUnsignedIntegral<uint1> {
                    enum {
                        value = 1
                    };
                };

                template<typename T>
                struct IsIntegral {
                    enum {
                        value = IsSignedIntergral<T>::value || IsUnsignedIntegral<T>::value
                    };
                };
                template<>
                struct IsIntegral<char> {
                    enum {
                        value = 1
                    };
                };
                template<>
                struct IsIntegral<bool> {
                    enum {
                        value = 1
                    };
                };

                template<typename T>
                struct IsFloat {
                    enum {
                        value = 0
                    };
                };
                template<>
                struct IsFloat<float> {
                    enum {
                        value = 1
                    };
                };
                template<>
                struct IsFloat<double> {
                    enum {
                        value = 1
                    };
                };

                template<typename T>
                struct IsVec {
                    enum {
                        value = 0
                    };
                };
                template<>
                struct IsVec<uchar1> {
                    enum {
                        value = 1
                    };
                };
                template<>
                struct IsVec<uchar2> {
                    enum {
                        value = 1
                    };
                };
                template<>
                struct IsVec<uchar3> {
                    enum {
                        value = 1
                    };
                };
                template<>
                struct IsVec<uchar4> {
                    enum {
                        value = 1
                    };
                };
                template<>
                struct IsVec<uchar8> {
                    enum {
                        value = 1
                    };
                };
                template<>
                struct IsVec<char1> {
                    enum {
                        value = 1
                    };
                };
                template<>
                struct IsVec<char2> {
                    enum {
                        value = 1
                    };
                };
                template<>
                struct IsVec<char3> {
                    enum {
                        value = 1
                    };
                };
                template<>
                struct IsVec<char4> {
                    enum {
                        value = 1
                    };
                };
                template<>
                struct IsVec<char8> {
                    enum {
                        value = 1
                    };
                };
                template<>
                struct IsVec<ushort1> {
                    enum {
                        value = 1
                    };
                };
                template<>
                struct IsVec<ushort2> {
                    enum {
                        value = 1
                    };
                };
                template<>
                struct IsVec<ushort3> {
                    enum {
                        value = 1
                    };
                };
                template<>
                struct IsVec<ushort4> {
                    enum {
                        value = 1
                    };
                };
                template<>
                struct IsVec<ushort8> {
                    enum {
                        value = 1
                    };
                };
                template<>
                struct IsVec<short1> {
                    enum {
                        value = 1
                    };
                };
                template<>
                struct IsVec<short2> {
                    enum {
                        value = 1
                    };
                };
                template<>
                struct IsVec<short3> {
                    enum {
                        value = 1
                    };
                };
                template<>
                struct IsVec<short4> {
                    enum {
                        value = 1
                    };
                };
                template<>
                struct IsVec<short8> {
                    enum {
                        value = 1
                    };
                };
                template<>
                struct IsVec<uint1> {
                    enum {
                        value = 1
                    };
                };
                template<>
                struct IsVec<uint2> {
                    enum {
                        value = 1
                    };
                };
                template<>
                struct IsVec<uint3> {
                    enum {
                        value = 1
                    };
                };
                template<>
                struct IsVec<uint4> {
                    enum {
                        value = 1
                    };
                };
                template<>
                struct IsVec<uint8> {
                    enum {
                        value = 1
                    };
                };
                template<>
                struct IsVec<int1> {
                    enum {
                        value = 1
                    };
                };
                template<>
                struct IsVec<int2> {
                    enum {
                        value = 1
                    };
                };
                template<>
                struct IsVec<int3> {
                    enum {
                        value = 1
                    };
                };
                template<>
                struct IsVec<int4> {
                    enum {
                        value = 1
                    };
                };
                template<>
                struct IsVec<int8> {
                    enum {
                        value = 1
                    };
                };
                template<>
                struct IsVec<float1> {
                    enum {
                        value = 1
                    };
                };
                template<>
                struct IsVec<float2> {
                    enum {
                        value = 1
                    };
                };
                template<>
                struct IsVec<float3> {
                    enum {
                        value = 1
                    };
                };
                template<>
                struct IsVec<float4> {
                    enum {
                        value = 1
                    };
                };
                template<>
                struct IsVec<float8> {
                    enum {
                        value = 1
                    };
                };
                template<>
                struct IsVec<double1> {
                    enum {
                        value = 1
                    };
                };
                template<>
                struct IsVec<double2> {
                    enum {
                        value = 1
                    };
                };
                template<>
                struct IsVec<double3> {
                    enum {
                        value = 1
                    };
                };
                template<>
                struct IsVec<double4> {
                    enum {
                        value = 1
                    };
                };
                template<>
                struct IsVec<double8> {
                    enum {
                        value = 1
                    };
                };

                template<class U>
                struct AddParameterType {
                    typedef const U &type;
                };
                template<class U>
                struct AddParameterType<U &> {
                    typedef U &type;
                };
                template<>
                struct AddParameterType<void> {
                    typedef void type;
                };

                template<class U>
                struct ReferenceTraits {
                    enum {
                        value = false
                    };
                    typedef U type;
                };
                template<class U>
                struct ReferenceTraits<U &> {
                    enum {
                        value = true
                    };
                    typedef U type;
                };

                template<class U>
                struct PointerTraits {
                    enum {
                        value = false
                    };
                    typedef void type;
                };
                template<class U>
                struct PointerTraits<U *> {
                    enum {
                        value = true
                    };
                    typedef U type;
                };
                template<class U>
                struct PointerTraits<U *&> {
                    enum {
                        value = true
                    };
                    typedef U type;
                };

                template<class U>
                struct UnConst {
                    typedef U type;
                    enum {
                        value = 0
                    };
                };
                template<class U>
                struct UnConst<const U> {
                    typedef U type;
                    enum {
                        value = 1
                    };
                };
                template<class U>
                struct UnConst<const U &> {
                    typedef U &type;
                    enum {
                        value = 1
                    };
                };

                template<class U>
                struct UnVolatile {
                    typedef U type;
                    enum {
                        value = 0
                    };
                };
                template<class U>
                struct UnVolatile<volatile U> {
                    typedef U type;
                    enum {
                        value = 1
                    };
                };
                template<class U>
                struct UnVolatile<volatile U &> {
                    typedef U &type;
                    enum {
                        value = 1
                    };
                };
            } // namespace type_traits_detail
        }
    }
} // namespace cv { namespace cuda { namespace cudev

//! @endcond

#endif // OPENCV_CUDA_TYPE_TRAITS_DETAIL_HPP
